One man was in serious condition following an accident that occurred on State Route 77 between Holbrook and Snowflake at approximately 8 a.m. on Thursday, Jan. 3. According the Department of Public Safety, the road was closed for several hours after a tractor-trailer carrying pigs and a passenger vehicle collided. The driver of the passenger vehicle, Dieon Yazzie, 21, was transported to Flagstaff Medical Center in serious condition.